Why do giraffes have long necks? Answers to 25 animal evolution questions | Evolution is driven by interactions between genetics and nature, and the Earth’s rock layers preserve a record of this ...

Brown rats in New York City may be evolving smaller rows of teeth. Tiny fish across the Eastern US have adapted to thrive in polluted urban waters. Around the globe, living things are evolving ...

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Click on a microbe clock to see a microscopic view of how Streptococcus pneumoniae replicate over the course of one minute and learn facts about the battle between microbes and modern medicine.

Erik Svensson receives funding from from the Swedish Research Council (VR; grant no. 2020-03123). How will life on Earth and the ecosystems that support it adapt to climate change? Which species will ...

By consulting scientific research and news articles, Stacker compiled a list of 25 animal evolution questions and answers to explain some of those mysteries, from why giraffes have such long necks to ...

About a billion years after the Earth formed, the first signs of life emerged. These were just single-celled microbes, but through billions of years of evolution, scientists think that one of these ...